Order Rodentia - Family Sciuridae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 754 818 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Tamias (Neotamias) minimus Bachman 1839 Tamias (Neotamias) minimus Bachman 1839 , J. Acad. Nat. Sci. Philadelphia , 8: 71 . Type Locality: "Green River, near mouth of Big Sandy Creek, [Sweetwater Co.,] Wyo[ming]." [ USA ]. Vernacular Names: Least Chipmunk . Subspecies: : Subspecies Tamias (Neotamias) minimus subsp. minimus Bachman 1839 Subspecies Tamias (Neotamias) minimus subsp. atristriatus V. Bailey 1913 Subspecies Tamias (Neotamias) minimus subsp. borealis J. A. Allen 1877 Subspecies Tamias (Neotamias) minimus subsp. cacodemus Cary 1906 Subspecies Tamias (Neotamias) minimus subsp. caniceps Osgood 1900 Subspecies Tamias (Neotamias) minimus subsp. caryi Merriam 1908 Subspecies Tamias (Neotamias) minimus subsp. confinis A. H. Howell 1925 Subspecies Tamias (Neotamias) minimus subsp. consobrinus J. A. Allen 1890 Subspecies Tamias (Neotamias) minimus subsp. grisescens A. H. Howell 1925 Subspecies Tamias (Neotamias) minimus subsp. hudsonius Anderson and Rand 1944 Subspecies Tamias (Neotamias) minimus subsp. neglectus J. A. Allen 1890 Subspecies Tamias (Neotamias) minimus subsp. operarius Merriam 1905 Subspecies Tamias (Neotamias) minimus subsp. oreocetes Merriam 1897 Subspecies Tamias (Neotamias) minimus subsp. pallidus J. A. Allen 1874 Subspecies Tamias (Neotamias) minimus subsp. pictus J. A. Allen 1890 Subspecies Tamias (Neotamias) minimus subsp. scrutator Hall and Hatfield 1934 Subspecies Tamias (Neotamias) minimus subsp. selkirki Cowan 1946 Subspecies Tamias (Neotamias) minimus subsp. silvaticus White 1952 Distribution: C Yukon ( Canada ) south through Sierra Nevada and S New Mexico , east to Michigan ( USA ) and W Quebec ( Canada ). Conservation: IUCN – Critically Endangered as T . m. atristriatus, Vulnerable as T . m. selkirki , otherwise Lower Risk (lc). Discussion: Subgenus Neotamias . Southern Rocky Mtn populations revised by Sullivan (1985) . Reviewed by Verts and Carraway (2001, Mammalian Species No. 653).